This course introduces the fundamentals of Natural Language Processing (NLP), combining core linguistic concepts with hands-on programming techniques to help you understand how machines process human language. Whether you're new to NLP or looking to build foundational skills, this course provides a clear and practical path into one of the most exciting areas of AI and data science.
Through guided lessons and real-world examples, you'll learn how to clean, structure, and analyze text data, apply feature extraction techniques, and build basic NLP models for tasks like text classification and named entity recognition.
By the end of this course, you will be able to:
• Understand NLP basics and key language concepts like morphology, syntax, semantics, and pragmatics.
• Apply text cleaning and preprocessing techniques using NLTK and SpaCy, including tokenization, stemming, lemmatization, and embeddings.
• Analyze text features by extracting Bag of Words, TF-IDF, and Word2Vec representations.
• Evaluate machine learning models built for text classification.
• Create NLP solutions by implementing Named Entity Recognition and syntactic parsing.
This course is ideal for beginners, data enthusiasts, and aspiring NLP practitioners who want to gain a strong foundation in natural language processing and its applications in AI.
No prior experience with NLP is required. A basic understanding of Python or machine learning concepts will be helpful, but not mandatory.
Join us to begin your journey into the world of Natural Language Processing and text analysis with Python!
In this module, learners will develop a foundational understanding of Natural Language Processing (NLP) and its role in interpreting and processing human language. They will explore the history of NLP, its key challenges, and real-world applications. The module also introduces essential linguistic concepts like morphology, syntax, semantics, pragmatics, and discourse, that form the basis of how machines understand and work with human language.
涵盖的内容
22个视频3篇阅读材料4个作业1个讨论话题
显示有关单元内容的信息
22个视频•总计110分钟
Specialization Introduction•5分钟
Course Introduction•3分钟
What is NLP?•6分钟
Classification and Working of NLP•7分钟
History of NLP Development•6分钟
Key Challenges: Ambiguity, Variation, Bias•4分钟
Further Exploration of NLP Challenges•4分钟
Real-World NLP Applications•6分钟
Rule-Based vs. Statistical Approaches•5分钟
Morphology: Words, Stems, Lemmas•4分钟
Sentence Structuring•6分钟
Parsing•3分钟
Semantics in NLP: Understanding Meaning and Context•5分钟
Pragmatics: Context and Conversational Meaning•7分钟
Discourse Analysis in NLP•5分钟
Steps in an NLP Workflow•6分钟
Basic Text Cleaning: Stopwords, Lowercasing, Tokenization•4分钟
Introduction to Word Embeddings: One-Hot Encoding•5分钟
Handling Noise and Special Characters•7分钟
Demonstration: Lowercasing, Stopword Removal and Tokenization•7分钟
Demonstration: One-Hot Encoding•5分钟
Summary of Introduction to NLP and Linguistics•1分钟
3篇阅读材料•总计50分钟
Welcome to Natural Language Processing Essentials•10分钟
Evolution of NLP: From Rule-Based Systems to Deep Learning Approaches•20分钟
Linguistics for NLP: Morphology, Syntax, and Semantics•20分钟
4个作业•总计48分钟
Knowledge Check: Introduction to NLP and Linguistics•30分钟
Practice Quiz: Overview of Natural Language Processing•6分钟
Practice Quiz: Linguistic Basics for NLP•6分钟
Practice Quiz: NLP Pipeline and Text Representation•6分钟
1个讨论话题•总计10分钟
Introduce Yourself•10分钟
Text Processing and Feature Engineering
第 2 单元•小时 后完成
单元详情
This module focuses on preparing textual data for analysis by exploring techniques like tokenization, normalization, stemming, and lemmatization. Learners will also examine various feature extraction methods, including Bag-of-Words, TF-IDF, and word embeddings like Word2Vec and GloVe to represent language in machine-readable formats.
涵盖的内容
44个视频4篇阅读材料6个作业
显示有关单元内容的信息
44个视频•总计200分钟
Using Regex for NLP•3分钟
Types of Tokenization: Subword tokenization•3分钟
Types of Tokenization: Character tokenization•4分钟
Handling Punctuation and Special Characters•6分钟
Normalization Techniques: Accents, Unicode, Special Characters•5分钟
Demonstration: Word Tokenization•4分钟
Demonstration: Subword Tokenization•4分钟
Demonstration: Normalization•5分钟
Rule Based Stemming•3分钟
Porter Stemmer•6分钟
Snowball Stemmer•5分钟
Lancaster Stemmer•4分钟
Lovins Stemmer, Krovetz Stemmer and Context-Aware Stemming•5分钟
Introduction to Lemmatization•6分钟
Applications of Lemmatization•4分钟
Rule-Based, Dictionary, Hybrid and Machine Learning Based Lemmatizations•4分钟
Lemmatization: Different Approaches•4分钟
Rule Based Stemming and Porter Stemmer•6分钟
Snowball, Lancaster and Lovins•7分钟
Demonstration: Lemmatization Techniques•2分钟
Demonstration: Text Blob, WordNet, and Neural Lemmatizer using Stanza•2分钟
Part-of-Speech (POS) Tagging•6分钟
Text Representation: Bag of Words (BoW)•4分钟
Text Representation: TF-IDF•6分钟
Word Embeddings: Word2Vec•5分钟
Word Embeddings: GloVe•4分钟
Word Embeddings: FastText•5分钟
Feature extraction using Bag of Words and TF-IDF•6分钟
Text Classification in NLP using Common ML Models•5分钟
Common ML Models: Naïve Bayes, SVM•4分钟
Feature Selection for Classification•6分钟
Applications and Challenges of Feature Selection•3分钟
Peformance Metrics: Accuracy and Precision•5分钟
Peformance Metrics: Recall and F1 Score•3分钟
Supervised Learning for Text Classification•6分钟
Text Classification Demo using COVID-19 Tweets Dataset•5分钟
Feature Extraction, Train and Evaluate Model Performance•6分钟
Comparing Models for Best Performance•2分钟
Summary of Text Processing and Feature Engineering•2分钟
4篇阅读材料•总计75分钟
Tokenization and Normalization: Preparing Text for Language Processing•20分钟
Rule-Based vs. Context-Aware Stemming and Lemmatization Techniques•20分钟
Feature Extraction in NLP: From Frequency to Semantic Vectors•20分钟
Text Classification with ML Models: An Introductory Overview•15分钟
6个作业•总计60分钟
Knowledge Check: Text Processing and Feature Engineering•30分钟
Practice Quiz: Tokenization and Normalization•6分钟
Practice Quiz: Stemming and Lemmatization•6分钟
Practice Quiz: Vector Representation and Feature Extraction•6分钟
Practice Quiz: Advanced Preprocessing Techniques•6分钟
Practice Quiz: Basics of Text Classification•6分钟
Named Entity Recognition (NER) & Parsing
第 3 单元•小时 后完成
单元详情
In this module, learners will study techniques for identifying entities and extracting structured information from text. It covers rule-based and deep learning-based NER models, dependency and constituency parsing methods, and syntactic tree construction to enable deeper text understanding.
涵盖的内容
13个视频3篇阅读材料4个作业
显示有关单元内容的信息
13个视频•总计53分钟
What is NER and where It's Used?•7分钟
Pretrained NER Models: SpaCy, StanfordNLP•5分钟
Transformer-Based NER Models (BERT-NER, RoBERTa-Based Approaches)•7分钟
Challenges in NER: Ambiguity, Overlapping Entities•4分钟
Parsing Algorithms: Earley, CYK•3分钟
Dependency Parsing with SpaCy & StanfordNLP•2分钟
Building a Syntax Tree in Python•4分钟
Demonstration: Data Preparation for Parsing•3分钟
Demonstration: Constituency and Dependency Parsing•5分钟
Relation Extraction Techniques•4分钟
Coreference Resolution (Tracking Entities in Text)•3分钟
Text Summarization: Extractive & Abstractive•5分钟
Summary of Named Entity Recognition (NER) & Parsing•1分钟
3篇阅读材料•总计50分钟
Named Entity Recognition: Concepts, Models, and Evaluation•15分钟
Constituency and Dependency Parsing: Understanding Sentence Structure•20分钟
From Entities to Insights: Relation Extraction and Summarization•15分钟
4个作业•总计48分钟
Knowledge Check: Named Entity Recognition (NER) & Parsing•30分钟
Practice Quiz: Named Entity Recognition (NER)•6分钟
Practice Quiz: Parsing & Dependency Trees•6分钟
Practice Quiz: Information Extraction and Text Mining•6分钟
Course Wrap-Up and Assessment
第 4 单元•小时 后完成
单元详情
This module is designed to assess learners on the key concepts and techniques covered throughout the course. It includes a graded quiz that tests knowledge of NLP foundations, linguistic principles, text preprocessing, feature engineering, entity recognition, and parsing methods using both classical and deep learning approaches.
涵盖的内容
1个视频1篇阅读材料1个作业1个讨论话题
显示有关单元内容的信息
1个视频•总计2分钟
Course Summary: Natural Language Processing Essentials•2分钟
1篇阅读材料•总计30分钟
Final Project: Public Response Analysis•30分钟
1个作业•总计30分钟
End Course Knowledge Check: Natural Language Processing Essentials•30分钟
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NLP (Natural Language Processing) is a branch of artificial intelligence designed to help computers understand, interpret, and generate human language. It is an extensive field with many applications, such as machine translation, chatbots, text analysis, and sentiment analysis.
What are the key components of NLP?
The key components of NLP are:
Natural Language Understanding (NLU): The process of mapping human language input to a representation that can be understood by the computer.
Natural Language Generation (NLG): The process of generating human language output from a representation that can be understood by the computer.
What are some common applications of NLP?
Some common applications of NLP are:
Machine Translation: The process of translating text from one language to another.
Chatbots: Interactive systems that can communicate with users in natural language.
Text Analysis: The process of extracting information and insights from text data.
Sentiment analysis: Determining the emotional tone of text.
Question Answering: The development of systems that are capable of responding to inquiries regarding a specific text or knowledge base.
What are some challenges in NLP?
Some common challenges in NLP include:
Ambiguity: Words and phrases can have multiple meanings, making it difficult for computers to understand the intended meaning.
Context: The meaning of words and phrases can vary depending on the context in which they are used.
Computational Complexity: Processing large amounts of text data can be computationally expensive.
Bias: NLP models can reflect the biases present in the data they are trained on.
What problems does NLP solve?
Sentiment analysis, language translation, and named entity recognition are just a few examples of tasks classified as NLP problems. To enhance NLP solutions and applications, identifying these examples is crucial.
Does ChatGPT use NLP?
Indeed, ChatGPT implements natural language processing (NLP). In reality, NLP is a fundamental technology that enables ChatGPT to comprehend, generate, and respond to human language in a meaningful manner.
When will I have access to the lectures and assignments?
To access the course materials, assignments and to earn a Certificate, you will need to purchase the Certificate experience when you enroll in a course. You can try a Free Trial instead, or apply for Financial Aid. The course may offer 'Full Course, No Certificate' instead. This option lets you see all course materials, submit required assessments, and get a final grade. This also means that you will not be able to purchase a Certificate experience.
What will I get if I subscribe to this Specialization?
When you enroll in the course, you get access to all of the courses in the Specialization, and you earn a certificate when you complete the work. Your electronic Certificate will be added to your Accomplishments page - from there, you can print your Certificate or add it to your LinkedIn profile.
Is financial aid available?
Yes. In select learning programs, you can apply for financial aid or a scholarship if you can’t afford the enrollment fee. If fin aid or scholarship is available for your learning program selection, you’ll find a link to apply on the description page.